Radio Shack PRO-2055 User Manual page 87

Beyond the Basics
transmissions on the same frequencies. If you
program one of these frequencies, you hear only noise
on that frequency. If the interference is not severe, you
might be able to turn SQ clockwise to omit the birdie.
To fi nd the birdies in your scanner, begin by
disconnecting the antenna and moving it away from
the scanner. Make sure that no other nearby radio
or TV sets are turned on near the scanner. Use the
search function and scan every frequency range from
its lowest frequency to the highest. Occasionally, the
searching will stop as if it had found a signal, often
without any sound. This is a birdie. Make a list of all
the birdies in your scanner for future reference.
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